Question

4) Which of the following points lies on the line 2x + 3y = 7

a) (1, 3) b) (2, 1) c) (1, 4) d) (2, 3)

Answer 1

Answer:

lhs = 2x + 3y

let us try with option (b)

lhs = 2(2) + 3(1)

= 7

= RHS

so correct option is (b)

Answer 2

Step-by-step explanation:

b) (2,1)

2x +3y =7

2 (2) +3 (1)=7

4+3=7

7=7